1# Copyright 2020 Free Software Foundation, Inc. 2 3# This program is free software; you can redistribute it and/or modify 4# it under the terms of the GNU General Public License as published by 5# the Free Software Foundation; either version 3 of the License, or 6# (at your option) any later version. 7# 8# This program is distributed in the hope that it will be useful, 9# but WITHOUT ANY WARRANTY; without even the implied warranty of 10# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 11# GNU General Public License for more details. 12# 13# You should have received a copy of the GNU General Public License 14# along with this program. If not, see <http://www.gnu.org/licenses/>. 15 16# Please email any bugs, comments, and/or additions to this file to: 17# bug-gdb@gnu.org 18 19# Test bfloat16 support in AVX512 registers 20 21if { [skip_avx512bf16_tests] } { 22 unsupported "target does not support AVX512BF16" 23 return -1 24} 25 26standard_testfile 27 28if { [prepare_for_testing "failed to prepare" ${testfile} ${srcfile}] } { 29 return -1 30} 31 32if { ![runto_main] } { 33 unsupported "could not run to main" 34 return -1 35} 36 37# Test xmm 38set line1 [gdb_get_line_number "first breakpoint here"] 39gdb_breakpoint $line1 40gdb_continue_to_breakpoint "line1" ".*$srcfile:$line1.*" 41 42gdb_test "print \$xmm0.v8_bfloat16" \ 43 "= \\{0, 0.125, 0.25, 0.375, 0.5, 0.625, 0.75, 0.875\\}" 44 45gdb_test "print \$xmm6.v8_bfloat16" \ 46 "= \\{3, 3.125, 3.25, 3.375, 3.5, 3.625, 3.75, 3.875\\}" 47 48# Test ymm 49set line2 [gdb_get_line_number "second breakpoint here"] 50gdb_breakpoint $line2 51gdb_continue_to_breakpoint "line2" ".*$srcfile:$line2.*" 52 53gdb_test "print \$ymm0.v16_bfloat16\[1\]" "= 8.25" 54gdb_test "print \$ymm6.v16_bfloat16\[1\]" "= 20.25" 55 56# Test zmm 57set line3 [gdb_get_line_number "third breakpoint here"] 58gdb_breakpoint $line3 59gdb_continue_to_breakpoint "line3" ".*$srcfile:$line3.*" 60 61gdb_test "print \$zmm0.v32_bfloat16\[1\]" "= 20.5" 62gdb_test "print \$zmm6.v32_bfloat16\[1\]" "= 68.5" 63 64# Test setting of bfloat values 65gdb_test_no_output "set var \$xmm0.v8_bfloat16\[0\] = 32.25" \ 66 "set %xmm0.v8_bfloat16\[0\]" 67gdb_test_no_output "set var \$ymm8.v16_bfloat16\[1\] = 33.5" \ 68 "set %ymm8.v16_bfloat16\[1\]" 69gdb_test_no_output "set var \$zmm16.v32_bfloat16\[2\] = 22.75" \ 70 "set %zmm16.v32_bfloat16\[2\]" 71 72gdb_test "p \$xmm0.v8_bfloat16\[0\]" "= 32.25" 73gdb_test "p \$ymm8.v16_bfloat16\[1\]" "= 33.5" 74gdb_test "p \$zmm16.v32_bfloat16\[2\]" "= 22.75" 75